For two years, Lily and Vincent have been barely getting by in a small Brooklyn apartment, clinging to what she thought was real love. But Christmas Eve brings a cruel revelation: Vincent is not struggling at all—he’s a billionaire heir, and their humble life has been nothing but an act. He’s also planning to leave in 7 days. Little does he know, Lily has her own plan to disappear in 7 days and head to Berlin for study abroad. With both of them hiding the truth, the final countdown is set.